单选题 There are five people in Tom's family. They are his father, his mother, his grandma, his little sister and him. Tom's father is a worker. His mother is a teacher. They work hard. His little sister is only five. She isn't a student. Tom is a middle school student. He is in Grade One. His good friend, Jim, isn't in Grade One. He is in Grade Two.

单选题 Who is a teacher?

A. Tom.
B. Tom's father.
C. Tom's mother.

【正确答案】 C

【答案解析】[解析] 从His mother is a teacher. 可知，汤姆的妈妈是个教师，故选C。

单选题 How old is Tom's sister?

A. Five years old.
B. Six years old.
C. Seven years old.

【正确答案】 A

【答案解析】[解析] 从His little sister is oh five. 可知，汤姆的妹妹5岁了，故选A。